Replace use of NULL by C++11 nullptr.

[ginac.git] / ginac / symmetry.cpp

diff --git a/ginac/symmetry.cpp b/ginac/symmetry.cpp
index f67b54c41952a75941ac492f4df8fb93fa804413..71932ffa0362b72bb4275a326cd0030e53a6f2a5 100644 (file)
--- a/ginac/symmetry.cpp
+++ b/ginac/symmetry.cpp
@@ -3,7 +3,7 @@
  *  Implementation of GiNaC's symmetry definitions. */
 
 /*
- *  GiNaC Copyright (C) 1999-2014 Johannes Gutenberg University Mainz, Germany
+ *  GiNaC Copyright (C) 1999-2015 Johannes Gutenberg University Mainz, Germany
  *
  *  This program is free software; you can redistribute it and/or modify
  *  it under the terms of the GNU General Public License as published by
@@ -504,7 +504,7 @@ static ex symm(const ex & e, exvector::const_iterator first, exvector::const_ite
        unsigned *iv = new unsigned[num], *iv2;
        for (unsigned i=0; i<num; i++)
                iv[i] = i;
-       iv2 = (asymmetric ? new unsigned[num] : NULL);
+       iv2 = (asymmetric ? new unsigned[num] : nullptr);
 
        // Loop over all permutations (the first permutation, which is the
        // identity, is unrolled)